If the area of cross section of the wire is made thrice its value, how will it affect the resistance?
Answer & explanation
Correct answer: option 3
Resistance : R = ρ \(\frac{l}{A}\)
If the area of cross section of the wire is made thrice its value, how will it affect the resistance?
Correct answer: option 3
Resistance : R = ρ \(\frac{l}{A}\)